15 lines
701 B
JavaScript
15 lines
701 B
JavaScript
declare var iterableOf123: Iterable<123>;
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function fun(x: 'hi', y: 123) {}
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fun('hi', ...iterableOf123); // No error - ignore the fact iterableOf123 could be empty
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function funWithRestArray(x: 'hi', y: 123, ...rest: Array<number>) {}
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funWithRestArray('hi', 123, ...iterableOf123); // Ok
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funWithRestArray('hi', ...iterableOf123); // No error - ignore the fact iterableOf123 could be empty
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funWithRestArray('hi', ...iterableOf123, ...iterableOf123); // No error - ignore the fact iterableOf123 could be empty
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// 2 errors
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// 1. 'bye' ~> 123 in case the first spread is empty
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// 2. 'bye' ~> number in case the first spread is not empty
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funWithRestArray('hi', ...iterableOf123, 'bye', ...iterableOf123);
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